!sum
- go: Average
  commutative: true
  documentation: !string |-
    // NAME computes the rounded average of corresponding elements.
- go: Abs
  commutative: false
  # Unary operation, not commutative
  documentation: !string |-
    // NAME computes the absolute value of each element.
- go: CopySign
  # Applies sign of second operand to first: sign(val, sign_src)
  commutative: false
  documentation: !string |-
    // NAME returns the product of the first operand with -1, 0, or 1,
    // whichever constant is nearest to the value of the second operand.
  # Sign does not have masked version
- go: OnesCount
  commutative: false
  documentation: !string |-
    // NAME counts the number of set bits in each element.